ACPI: remove acpi_os_readable(), acpi_os_writable()
...which are now unused
Signed-off-by: Len Brown <len.brown@intel.com>
diff --git a/drivers/acpi/osl.c b/drivers/acpi/osl.c
index 63060a1..99d6c51 100644
--- a/drivers/acpi/osl.c
+++ b/drivers/acpi/osl.c
@@ -890,26 +890,6 @@
}
#endif /* ACPI_FUTURE_USAGE */
-/* Assumes no unreadable holes inbetween */
-u8 acpi_os_readable(void *ptr, acpi_size len)
-{
-#if defined(__i386__) || defined(__x86_64__)
- char tmp;
- return !__get_user(tmp, (char __user *)ptr)
- && !__get_user(tmp, (char __user *)ptr + len - 1);
-#endif
- return 1;
-}
-
-#ifdef ACPI_FUTURE_USAGE
-u8 acpi_os_writable(void *ptr, acpi_size len)
-{
- /* could do dummy write (racy) or a kernel page table lookup.
- The later may be difficult at early boot when kmap doesn't work yet. */
- return 1;
-}
-#endif
-
acpi_status acpi_os_signal(u32 function, void *info)
{
switch (function) {
diff --git a/include/acpi/acpiosxf.h b/include/acpi/acpiosxf.h
index 781394b..2785058 100644
--- a/include/acpi/acpiosxf.h
+++ b/include/acpi/acpiosxf.h
@@ -240,12 +240,6 @@
acpi_os_validate_address(u8 space_id,
acpi_physical_address address, acpi_size length);
-u8 acpi_os_readable(void *pointer, acpi_size length);
-
-#ifdef ACPI_FUTURE_USAGE
-u8 acpi_os_writable(void *pointer, acpi_size length);
-#endif
-
u64 acpi_os_get_timer(void);
acpi_status acpi_os_signal(u32 function, void *info);